The methylation of lysine residues in protein.
D000478:Alkylation; D000818:Animals; D001426:Bacterial Proteins / Q000378:metabolism; D002286:Carcinoma, Ehrlich Tumor / Q000378:metabolism; D002845:Chromatography; D004586:Electrophoresis; D005658:Fungi / Q000378:metabolism; D066298:In Vitro Techniques; D008239:Lysine / Q000378:metabolism*; D008715:Methionine; D009363:Neoplasm Proteins / Q000378:metabolism; D011506:Proteins / Q000378:metabolism*; D012270:Ribosomes / Q000378:metabolism; D012486:Salmonella typhimurium
D001426:Bacterial Proteins; D009363:Neoplasm Proteins; D011506:Proteins; D008715:Methionine; D008239:Lysine